Soils, Rocks, and Landforms (Investigation 1)

What caused this rock to weather?

• Wind Blowing

• Water Freezing

• Tree Roots

• Abrasion

Tags

NGSS.MS-ESS2-2

What caused this rock to weather?

• Tree Roots

• Wind Blowing

• Water Freezing

• Rivers

Tags

NGSS.MS-ESS2-2

NGSS.MS-ESS2-4

What is HUMUS mostly made of?

• Silt

• Sand

• Dead and Decaying Plants and Animals

• Gravel

Which location/habitat is likely to have the most HUMUS?

• Forests

• Deserts

• Oceans

• Mountains

Identifying KEY soil characteristics is important. Which characteristics teach us about how good a soil will be for planting?

• Size of Rocks

• Amount of Humus

• How well it drains

• The amount of clay in the soil

• ALL of these are important!

Tags

NGSS.MS-LS1-5

Select the characteristics that are NOT important to soil that is good for planting.

• Weight of soil

• Color of soil

• Size of rocks that make up soil

• Shape of soil

A farmer wanted to see different components that make up soil. What experiment would you suggest he does to see the different layers and components?

• Look at the soil all mixed together

• Add water to a vial of soil, shake it up and let the layers settle

• Add vinegar to the soil

• Smell the soil

What weathered these rocks?

• Tree Roots

• Water freezing

• Abrasion

• Acid rain dissolved calcite in these rocks

Tags

NGSS.MS-ESS2-2

The rocks in the picture are in an area where the weather is often dry and windy. The ground is sandy. How were these rocks formed?

• Rivers

• Acid Rain

• Wind and Sand Abrasion

• Ice Freezing

Tags

NGSS.MS-ESS2-2

The rocks in this picture are in an area where it snows, then melts, and freezes again. The ground is rocky. How were these rocks formed?

• Rivers

• Wind and Sand Abrasion

• Acid Rain

• Water Freezing (ice)

Tags

NGSS.MS-ESS2-2